The eight accused conspirators were tried before a military tribunal that convened at the old penitentiary on the grounds of the Washington Arsenal, the site presently occupied by Fort McNair. Court reporters took down verbatim the testimony of each witness in shorthand. This document is a transcription of Dr. Stone’s testimony, as recorded by the court reporters.
Of the fourteen doctors who attended President Lincoln on the night of his assassination, Dr. Stone is the only one who presented testimony on the President’s condition.
National Archives, Records of the Office of the Judge Advocate General (Army)